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/*
* hmacsha256.c
*
* HMAC-SHA-256 message authentication code, code
*
* Copyright (c) 2000, 2001 Virtual Unlimited B.V.
*
* Author: Bob Deblier <bob@virtualunlimited.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#define BEECRYPT_DLL_EXPORT
#include "hmacsha256.h"
const keyedHashFunction hmacsha256 = { "HMAC-SHA-256", sizeof(hmacsha256Param), 64, 8 * sizeof(uint32), 64, 512, 32, (keyedHashFunctionSetup) hmacsha256Setup, (keyedHashFunctionReset) hmacsha256Reset, (keyedHashFunctionUpdate) hmacsha256Update, (keyedHashFunctionDigest) hmacsha256Digest };
int hmacsha256Setup (hmacsha256Param* sp, const uint32* key, int keybits)
{
return hmacSetup((hmacParam*) sp, &sha256, &sp->param, key, keybits);
}
int hmacsha256Reset (hmacsha256Param* sp)
{
return hmacReset((hmacParam*) sp, &sha256, &sp->param);
}
int hmacsha256Update(hmacsha256Param* sp, const byte* data, int size)
{
return hmacUpdate((hmacParam*) sp, &sha256, &sp->param, data, size);
}
int hmacsha256Digest(hmacsha256Param* sp, uint32* data)
{
return hmacDigest((hmacParam*) sp, &sha256, &sp->param, data);
}
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